Evaluate.Let a = 8i. Find 4a.

A. 12
B. 12i
C. 32i
D. 32


Answer: C

Mathematics

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A. 2 J B. 125 J C. ? D. 50 J

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Provide an appropriate response.True or False? The world population growth rate is equal to the birth rate subtracted from the death rate.

A. False B. True

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Perform the requested operation on the given function.f(x) = -4x2 + 7x - 8, g(x) = 5x + 9Find (f + g)(-2).

A. -36 B. -9 C. -39 D. -7

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Write the English phrase as an algebraic expression. Let the variable x represent the number.Twice a number, increased by 79

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